HTML5 Canvas Drag and Drop Events

To detect drag and drop events with Konva, we can use the on() method to
bind dragstart, dragmove, or dragend events to a node.
The on() method requires an event type and a function to be executed when the event occurs.

Konva Drag Events Demoview raw
<!DOCTYPE html>
<script src="[email protected]/konva.min.js"></script>
<meta charset="utf-8" />
<title>Konva Drag Events Demo</title>
body {
margin: 0;
padding: 0;
overflow: hidden;
background-color: #f0f0f0;
<div id="container"></div>
function writeMessage(message) {
var width = window.innerWidth;
var height = window.innerHeight;

var stage = new Konva.Stage({
container: 'container',
width: width,
height: height,

var layer = new Konva.Layer();

var text = new Konva.Text({
x: 10,
y: 10,
fontFamily: 'Calibri',
fontSize: 24,
text: '',
fill: 'black',

var box = new Konva.Rect({
x: 20,
y: 100,
offset: [50, 25],
width: 100,
height: 50,
fill: '#00D2FF',
stroke: 'black',
strokeWidth: 4,
draggable: true,

// write out drag and drop events
box.on('dragstart', function () {
box.on('dragend', function () {


// add the layer to the stage
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